The First Alert Smart Smoke & CO Alarm is available in hardwire or battery powered options for presale on FirstAlert.com, and will be available in the coming months through U.S. and Canadian retailers, on Google's G store and FirstAlert.com.

Your new First Alert SC5 Smart Smoke & CO Alarm will work seamlessly alongside your other Nest Protect devices and will work with the Google Home app.

Yes, your First Alert SC5 Smart Smoke & CO Alarm will work with your Google Home app.

To meet certification standards, 2nd gen Nest Protect must be replaced after 10 years from the date of manufacture. When you’ve determined that your device needs to be replaced, you’ll need to select a replacement device, uninstall your Nest Protect, and set up your replacement device.

The First Alert Smart Smoke & Carbon Monoxide Alarm is a compatible replacement for your 2nd gen Nest Protect. Note: First Alert Smart Smoke and Carbon Monoxide Alarm will work with your other Nest Protect devices only in the Google Home app.